[INFO] updating cached repository https://github.com/zmack/rust-socks
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 84d89d46e7eab9a12771376080e981ae84b96e3e
[INFO] checking zmack/rust-socks against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmack%2Frust-socks" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zmack/rust-socks on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zmack/rust-socks
[INFO] finished tweaking git repo https://github.com/zmack/rust-socks
[INFO] tweaked toml for git repo https://github.com/zmack/rust-socks written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/zmack/rust-socks already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e8efcc27f20c8784e91beaf4efe1e32f56124cc8d71ac38fe2a9cbc725345f9b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e8efcc27f20c8784e91beaf4efe1e32f56124cc8d71ac38fe2a9cbc725345f9b"`
[INFO] [stderr]     Checking rust-socks v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stderr]  --> src/dns_cache.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::lookup_host;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::os;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `io`
[INFO] [stderr]  --> src/main.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::{io, error};
[INFO] [stderr]   |           ^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]  --> src/main.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::net::{TcpListener, TcpStream};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ClientTracker`
[INFO] [stderr]   --> src/main.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 | use client_tracker::{ClientTracker, ClientTrackers};
[INFO] [stderr]    |                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Ipv4Addr`, `SocketAddr`
[INFO] [stderr]  --> src/configuration.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{IpAddr, Ipv4Addr, SocketAddr};
[INFO] [stderr]   |                        ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/client_tracker.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os`
[INFO] [stderr]  --> src/server.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::os;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `io`
[INFO] [stderr]  --> src/server.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{io, error};
[INFO] [stderr]   |           ^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/server.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{TcpListener, TcpStream, Shutdown};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IpAddr`
[INFO] [stderr]  --> src/server.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::net::{IpAddr, Ipv4Addr, SocketAddr, SocketAddrV4};
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ClientTracker`
[INFO] [stderr]   --> src/server.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 | use client_tracker::{ClientTracker, ClientTrackers};
[INFO] [stderr]    |                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `configuration::Configuration`
[INFO] [stderr]   --> src/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use configuration::Configuration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `LittleEndian`, `WriteBytesExt`
[INFO] [stderr]   --> src/server.rs:17:36
[INFO] [stderr]    |
[INFO] [stderr] 17 | use server::byteorder::{BigEndian, LittleEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stderr]    |                                    ^^^^^^^^^^^^                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stderr]  --> src/dns_cache.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::lookup_host;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::os;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `io`
[INFO] [stderr]  --> src/main.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::{io, error};
[INFO] [stderr]   |           ^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]  --> src/main.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::net::{TcpListener, TcpStream};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ClientTracker`
[INFO] [stderr]   --> src/main.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 | use client_tracker::{ClientTracker, ClientTrackers};
[INFO] [stderr]    |                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Ipv4Addr`, `SocketAddr`
[INFO] [stderr]  --> src/configuration.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{IpAddr, Ipv4Addr, SocketAddr};
[INFO] [stderr]   |                        ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/client_tracker.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os`
[INFO] [stderr]  --> src/server.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::os;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `io`
[INFO] [stderr]  --> src/server.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{io, error};
[INFO] [stderr]   |           ^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/server.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{TcpListener, TcpStream, Shutdown};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IpAddr`
[INFO] [stderr]  --> src/server.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::net::{IpAddr, Ipv4Addr, SocketAddr, SocketAddrV4};
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ClientTracker`
[INFO] [stderr]   --> src/server.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 | use client_tracker::{ClientTracker, ClientTrackers};
[INFO] [stderr]    |                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `configuration::Configuration`
[INFO] [stderr]   --> src/server.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use configuration::Configuration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `LittleEndian`, `WriteBytesExt`
[INFO] [stderr]   --> src/server.rs:17:36
[INFO] [stderr]    |
[INFO] [stderr] 17 | use server::byteorder::{BigEndian, LittleEndian, ReadBytesExt, WriteBytesExt};
[INFO] [stderr]    |                                    ^^^^^^^^^^^^                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/logger.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         loop {
[INFO] [stderr] 33 | |             match rx.recv() {
[INFO] [stderr] 34 | |                 Ok(Msg::Log(message)) => {
[INFO] [stderr] 35 | |                     println!("Got {}", message);
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |             }
[INFO] [stderr] 40 | |         }
[INFO] [stderr]    | |_________- any code following this expression is unreachable
[INFO] [stderr] 41 |           file.flush();
[INFO] [stderr]    |           ^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/logger.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         loop {
[INFO] [stderr] 33 | |             match rx.recv() {
[INFO] [stderr] 34 | |                 Ok(Msg::Log(message)) => {
[INFO] [stderr] 35 | |                     println!("Got {}", message);
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |             }
[INFO] [stderr] 40 | |         }
[INFO] [stderr]    | |_________- any code following this expression is unreachable
[INFO] [stderr] 41 |           file.flush();
[INFO] [stderr]    |           ^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `rust-socks`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `rust-socks`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e8efcc27f20c8784e91beaf4efe1e32f56124cc8d71ac38fe2a9cbc725345f9b"`
[INFO] running `"docker" "rm" "-f" "e8efcc27f20c8784e91beaf4efe1e32f56124cc8d71ac38fe2a9cbc725345f9b"`
[INFO] [stdout] e8efcc27f20c8784e91beaf4efe1e32f56124cc8d71ac38fe2a9cbc725345f9b
